Swift Package IndexBuild Information
Failed to build swift-event-broadcasting, reference 1.1.0 (2fc17a), with Swift 6.3 for Wasm on 17 Apr 2026 18:54:40 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/antonsynd/swift-event-broadcasting.git
Reference: 1.1.0
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
From https://github.com/antonsynd/swift-event-broadcasting
* tag 1.1.0 -> FETCH_HEAD
HEAD is now at 2fc17aa Merge pull request #2 from antonsynd/copilot/debug-build-failure
Cloned https://github.com/antonsynd/swift-event-broadcasting.git
Revision (git rev-parse @):
2fc17aab483130e0a70646ab163b9405f862a2d0
SUCCESS checkout https://github.com/antonsynd/swift-event-broadcasting.git at 1.1.0
========================================
Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/antonsynd/swift-event-broadcasting.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Fetching https://github.com/apple/swift-collections
[1/23569] Fetching swift-collections
Fetched https://github.com/apple/swift-collections from cache (1.90s)
Computing version for https://github.com/apple/swift-collections
Computed https://github.com/apple/swift-collections at 1.4.1 (2.56s)
Creating working copy for https://github.com/apple/swift-collections
Working copy of https://github.com/apple/swift-collections resolved at 1.4.1
Building for debugging...
[0/11] Write sources
[10/11] Write swift-version-24593BA9C3E375BF.txt
[12/29] Emitting module InternalCollectionsUtilities
[13/31] Compiling InternalCollectionsUtilities Integer rank.swift
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[18/31] Compiling InternalCollectionsUtilities Debugging.swift
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[30/31] Compiling InternalCollectionsUtilities String+Padding.swift
[31/31] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
[33/52] Compiling HeapModule _HeapNode.swift
[34/52] Emitting module ContainersPreview
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[42/106] Emitting module BitCollections
[43/106] Compiling BitCollections BitArray+Equatable.swift
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[45/106] Compiling BitCollections BitArray+ExpressibleByStringLiteral.swift
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[83/339] Compiling HashTreeCollections TreeDictionary+Descriptions.swift
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[121/392] Compiling HashTreeCollections _HashNode+Structural subtracting.swift
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[159/392] Compiling DequeModule RigidDeque+Insertions.swift
[191/402] Compiling HashTreeCollections _HashSlot.swift
[209/402] Emitting module _RopeModule
[210/411] Compiling OrderedCollections OrderedSet+SubSequence.swift
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[229/411] Compiling _RopeModule Optional Utilities.swift
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[271/412] Compiling HashTreeCollections TreeSet+SetAlgebra isSuperset.swift
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[273/412] Compiling HashTreeCollections TreeSet+SetAlgebra subtracting.swift
[274/412] Compiling HashTreeCollections TreeSet+SetAlgebra symmetricDifference.swift
[275/412] Compiling HashTreeCollections TreeSet+SetAlgebra union.swift
[276/412] Compiling HashTreeCollections TreeSet.swift
[298/412] Emitting module OrderedCollections
[378/413] Emitting module HashTreeCollections
[389/414] Emitting module DequeModule
[417/422] Compiling Collections OrderedCollections reexports.swift
[418/422] Compiling Collections HeapModule reexports.swift
[419/422] Compiling Collections HashTreeCollections reexports.swift
[420/422] Compiling Collections DequeModule reexports.swift
[421/422] Emitting module Collections
[422/422] Compiling Collections BitCollections reexports.swift
[424/434] Compiling Events EventSubscribers.swift
[425/434] Compiling Events ObjectSubscribers.swift
[426/435] Compiling Events EventDispatcher.swift
/host/spi-builder-workspace/Sources/Events/DispatchQueueEventDispatcher.swift:12:28: error: cannot find 'DispatchQueue' in scope
10 | /// Dispatches events via a single dispatch queue.
11 | final public class DispatchQueueEventDispatcher: EventDispatching {
12 | private let eventQueue = DispatchQueue.global()
| `- error: cannot find 'DispatchQueue' in scope
13 | private static var instance: DispatchQueueEventDispatcher?
14 |
[427/435] Compiling Events EventBroadcaster.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[428/435] Emitting module Events
/host/spi-builder-workspace/Sources/Events/DispatchQueueEventDispatcher.swift:12:28: error: cannot find 'DispatchQueue' in scope
10 | /// Dispatches events via a single dispatch queue.
11 | final public class DispatchQueueEventDispatcher: EventDispatching {
12 | private let eventQueue = DispatchQueue.global()
| `- error: cannot find 'DispatchQueue' in scope
13 | private static var instance: DispatchQueueEventDispatcher?
14 |
[429/435] Compiling Events EventBroadcaster+Convenience.swift
[430/435] Compiling Events EventBroadcaster+Debugging.swift
[431/435] Compiling Events DispatchQueueEventDispatcher.swift
/host/spi-builder-workspace/Sources/Events/DispatchQueueEventDispatcher.swift:12:28: error: cannot find 'DispatchQueue' in scope
10 | /// Dispatches events via a single dispatch queue.
11 | final public class DispatchQueueEventDispatcher: EventDispatching {
12 | private let eventQueue = DispatchQueue.global()
| `- error: cannot find 'DispatchQueue' in scope
13 | private static var instance: DispatchQueueEventDispatcher?
14 |
[432/435] Compiling Events Event.swift
/host/spi-builder-workspace/Sources/Events/DispatchQueueEventDispatcher.swift:12:28: error: cannot find 'DispatchQueue' in scope
10 | /// Dispatches events via a single dispatch queue.
11 | final public class DispatchQueueEventDispatcher: EventDispatching {
12 | private let eventQueue = DispatchQueue.global()
| `- error: cannot find 'DispatchQueue' in scope
13 | private static var instance: DispatchQueueEventDispatcher?
14 |
[433/435] Compiling Events EventBroadcaster+Async.swift
[434/435] Compiling Events EventBroadcaster+Combine.swift
[435/435] Compiling Events TypedEvent.swift
BUILD FAILURE 6.3 wasm